| 发明名称 |
TREATMENT OF CLAY |
| 摘要 |
A method of bleaching a clay which comprises forming an aqueous suspension of the clay and contacting said aqueous suspension of the clay with a gas comprising ozone.
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| 申请公布号 |
US3635744(A) |
申请公布日期 |
1972.01.18 |
| 申请号 |
USD3635744 |
申请日期 |
1969.06.11 |
| 申请人 |
ENGLISH CLAYS LOVERING POCHIN & CO. LTD. |
发明人 |
PETER JAMES MALDEN |
| 分类号 |
A47G9/00;B03B7/00;C04B33/04;(IPC1-7):C09C1/42 |
主分类号 |
A47G9/00 |
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